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path: root/drivers/s390/scsi/zfcp_fc.h
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Diffstat (limited to 'drivers/s390/scsi/zfcp_fc.h')
-rw-r--r--drivers/s390/scsi/zfcp_fc.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/s390/scsi/zfcp_fc.h b/drivers/s390/scsi/zfcp_fc.h
index 0747b087390..938d5036016 100644
--- a/drivers/s390/scsi/zfcp_fc.h
+++ b/drivers/s390/scsi/zfcp_fc.h
@@ -30,6 +30,30 @@
#define ZFCP_FC_CTELS_TMO (2 * FC_DEF_R_A_TOV / 1000)
/**
+ * struct zfcp_fc_event - FC HBAAPI event for internal queueing from irq context
+ * @code: Event code
+ * @data: Event data
+ * @list: list_head for zfcp_fc_events list
+ */
+struct zfcp_fc_event {
+ enum fc_host_event_code code;
+ u32 data;
+ struct list_head list;
+};
+
+/**
+ * struct zfcp_fc_events - Infrastructure for posting FC events from irq context
+ * @list: List for queueing of events from irq context to workqueue
+ * @list_lock: Lock for event list
+ * @work: work_struct for forwarding events in workqueue
+*/
+struct zfcp_fc_events {
+ struct list_head list;
+ spinlock_t list_lock;
+ struct work_struct work;
+};
+
+/**
* struct zfcp_fc_gid_pn_req - container for ct header plus gid_pn request
* @ct_hdr: FC GS common transport header
* @gid_pn: GID_PN request
@@ -196,6 +220,9 @@ void zfcp_fc_scsi_to_fcp(struct fcp_cmnd *fcp, struct scsi_cmnd *scsi)
memcpy(fcp->fc_cdb, scsi->cmnd, scsi->cmd_len);
fcp->fc_dl = scsi_bufflen(scsi);
+
+ if (scsi_get_prot_type(scsi) == SCSI_PROT_DIF_TYPE1)
+ fcp->fc_dl += fcp->fc_dl / scsi->device->sector_size * 8;
}
/**